2-FURANCARBOXYLIC ACID, 5-NITRO-, 2-(3,4-DIHYDRO-2H-PYRROL-5-YL)HYDRAZIDE 5-Nitro-2-furancarboxylic acid 2-(3,4-dihydro-2H-pyrrol-5-yl)hydrazide 78205-28-4 BRN 4503768